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DE69700626D1 - DEVICE AND METHOD FOR REGENERATING AN ION EXCHANGE MIXED BED - Google Patents

DEVICE AND METHOD FOR REGENERATING AN ION EXCHANGE MIXED BED

Info

Publication number
DE69700626D1
DE69700626D1 DE69700626T DE69700626T DE69700626D1 DE 69700626 D1 DE69700626 D1 DE 69700626D1 DE 69700626 T DE69700626 T DE 69700626T DE 69700626 T DE69700626 T DE 69700626T DE 69700626 D1 DE69700626 D1 DE 69700626D1
Authority
DE
Germany
Prior art keywords
regenerating
ion exchange
mixed bed
exchange mixed
bed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69700626T
Other languages
German (de)
Other versions
DE69700626T2 (en
Inventor
Carlo Viscardi
Marina Ausonio
Mauro Parenti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bracco Imaging SpA
Original Assignee
Bracco SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bracco SpA filed Critical Bracco SpA
Application granted granted Critical
Publication of DE69700626D1 publication Critical patent/DE69700626D1/en
Publication of DE69700626T2 publication Critical patent/DE69700626T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
    • B01J49/10—Regeneration or reactivation of ion-exchangers; Apparatus therefor of moving beds
    • B01J49/18—Regeneration or reactivation of ion-exchangers; Apparatus therefor of moving beds of mixed beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
    • B01J49/05—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds
    • B01J49/09—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds of mixed beds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE69700626T 1996-02-20 1997-02-13 DEVICE AND METHOD FOR REGENERATING AN ION EXCHANGE MIXED BED Expired - Lifetime DE69700626T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI000314A IT1282653B1 (en) 1996-02-20 1996-02-20 DEVICE AND METHOD FOR THE REGENERATION OF MIXED BEDS OF ION EXCHANGE RESINS
PCT/EP1997/000670 WO1997030788A1 (en) 1996-02-20 1997-02-13 Device and method for the regeneration of mixed ion exchange resin beds

Publications (2)

Publication Number Publication Date
DE69700626D1 true DE69700626D1 (en) 1999-11-18
DE69700626T2 DE69700626T2 (en) 2000-01-27

Family

ID=11373325

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69700626T Expired - Lifetime DE69700626T2 (en) 1996-02-20 1997-02-13 DEVICE AND METHOD FOR REGENERATING AN ION EXCHANGE MIXED BED

Country Status (9)

Country Link
US (2) US6187826B1 (en)
EP (1) EP0888190B1 (en)
AU (1) AU715894B2 (en)
DE (1) DE69700626T2 (en)
ES (1) ES2138444T3 (en)
IT (1) IT1282653B1 (en)
NO (1) NO315935B1 (en)
WO (1) WO1997030788A1 (en)
ZA (1) ZA971402B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4210403B2 (en) * 1999-12-20 2009-01-21 オルガノ株式会社 Regeneration method of mixed-bed type sugar liquid purification equipment
WO2002026383A2 (en) * 2000-09-25 2002-04-04 United States Filter Corporation Systems and methods for regeneration of mixed bed demineralizers
IT1319671B1 (en) 2000-12-01 2003-10-23 Bracco Spa PROCESS FOR THE PREPARATION OF (S) -N, N'-BIS (2-IDROSSI-1- (IDROSSIMETIL) ETIL) -5 - ((2-IDROSSI-1-OSSOPROPIL) AMINO)
EP1578520B1 (en) * 2002-10-16 2009-02-11 Aquatech International Corporation Method for preparing an ion exchange medium
GB0228410D0 (en) 2002-12-05 2003-01-08 Glaxo Group Ltd Novel Compounds
US20110021828A1 (en) * 2009-07-21 2011-01-27 Ge Healthcare As Recovering unreacted intermediate from desalinated and desolventized dimerisation reaction mixture by ultrafiltration
WO2011063551A1 (en) * 2009-11-26 2011-06-03 Hovione China Holding Limited Preparation and purification of iodixanol
CN102079716B (en) * 2009-11-26 2014-03-05 浙江台州海神制药有限公司 Preparation and purification of iodixanol
JP6873972B2 (en) * 2015-04-15 2021-05-19 オヴィヴォ インコーポレイテッド Regeneration of mixed floor resin
CN110624611A (en) * 2019-03-27 2019-12-31 兆德（南通）电子科技有限公司 Cation resin regeneration process
CN114618596B (en) * 2021-12-16 2023-07-25 华润电力（贺州）有限公司 Resin regeneration device and resin regeneration method for online hydrogen conductivity meter
EP4389250A1 (en) 2022-12-21 2024-06-26 MionTec GmbH Device for regeneration of mixed-bed ion-exchangers and process using the same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2461506A (en) * 1946-10-18 1949-02-15 Sun Chemical Corp Process for regeneration of ion exchange material
US3429807A (en) 1966-12-08 1969-02-25 William R Burgess Method of regenerating ion exchange material from service demineralizers
US3711401A (en) * 1971-03-08 1973-01-16 Sybron Corp Regeneration method for dual beds of ion exchange resins
US4017262A (en) * 1973-08-06 1977-04-12 The Dow Chemical Company Chromatographic apparatus for analysis of ionic species
US3933631A (en) * 1974-05-06 1976-01-20 The Permutit Company, Inc. Method of operating ion exchange system
DE2703044C2 (en) * 1977-01-26 1979-03-29 L. & C. Steinmueller Gmbh, 5270 Gummersbach Device for unmixing and the subsequent spatial separation of completely or partially exhausted cation and anion exchangers
DE2800194A1 (en) 1978-01-03 1979-07-12 Mitsubishi Chem Ind Regenerating mixed ion exchange resins for water desalination - by backwashing then removing middle layer of mixed resin
GB2037608B (en) * 1978-11-25 1983-05-05 Kernforschungsz Karlsruhe Regeneration of anion exchange resins
US4622141A (en) 1984-10-29 1986-11-11 The Graver Company Method and apparatus for withdrawing a layer of material from a vessel
US5019542A (en) * 1990-01-08 1991-05-28 RAR - Refinarias De Accucar Reunidas, S.A. Processing for regenerating sugar decolorizing ion exchange resins, with regenerant recovery
US5210300A (en) 1991-09-25 1993-05-11 Malinckrodt Medical, Inc. Purification of crude ioversol using continuous deionization
US5665239A (en) * 1996-01-16 1997-09-09 Culligan International Company Processes for deionization and demineralization of fluids

Also Published As

Publication number Publication date
ES2138444T3 (en) 2000-01-01
ITMI960314A1 (en) 1997-08-20
AU715894B2 (en) 2000-02-10
EP0888190A1 (en) 1999-01-07
DE69700626T2 (en) 2000-01-27
NO983806D0 (en) 1998-08-19
US6437010B1 (en) 2002-08-20
NO983806L (en) 1998-08-19
ZA971402B (en) 1997-09-22
US6187826B1 (en) 2001-02-13
IT1282653B1 (en) 1998-03-31
NO315935B1 (en) 2003-11-17
ITMI960314A0 (en) 1996-02-20
WO1997030788A1 (en) 1997-08-28
AU1724897A (en) 1997-09-10
EP0888190B1 (en) 1999-10-13

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: BRACCO IMAGING S.P.A., MAILAND/MILANO, IT

8364 No opposition during term of opposition